SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 4)
    Identifier EventDate
    Function uniqExact (children 1)
     ExpressionList (children 1)
      Identifier UserID
    Function length (children 1)
     ExpressionList (children 1)
      Function groupUniqArray (children 1)
       ExpressionList (children 1)
        Identifier UserID
    Function arrayUniq (children 1)
     ExpressionList (children 1)
      Function groupArray (children 1)
       ExpressionList (children 1)
        Identifier UserID
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier CounterID
     Literal UInt64_1704509
   ExpressionList (children 1)
    Identifier EventDate
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier EventDate
